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Solutions Anwendungen

Energy-Efficient BAS in School Buildings

Energieeffiziente GA im Schulbau

© all pictures: Delta Controls | © alle Bilder: Delta Controls

Energy-efficient building automation combined with “human-centred lighting” in school buildings: a flagship project.
Energieeffiziente Gebäudeautomation kombiniert mit „Human Centric Lighting” im Schulbau: ein Leuchtturmprojekt.

The example of the new primary and One challenge was the integration of numerous windows if the absolute limit value is exceeded.
secondary school building in Bischofs- systems for energy optimization and building This ensures high indoor air quality. Each teacher
wiesen/Germany shows how energy- control into the central BACnet network, is equipped with a tablet.
efficient building automation with while at the same time integrating the existing
a modern lighting concept and HCL infrastructure, especially the energy supply. This is used, among other things, to operate
increases pupils’ learning and well-being. Another requirement for the project team was the room functions and to adjust the lighting
Am Beispiel des Neubaus der Grund- to provide intuitive user interfaces for the room scenarios.
und Mittelschule in Bischofswiesen users. They should have full access to the room
wird deutlich, wie eine energieeffiziente functions via tablets. The SMI motors of the exterior sunshades are
Gebäudeautomation mit einem modernen connected to the SMI modules of the building
Beleuchtungskonzept und HCL das Lernen Visualization and real-time monitoring automation system. In combination with the
und das Wohlbefinden von Schülerinnen automated lighting control, both the position
und Schülern steigert. The energy-optimized control of the five gas of the blinds and the color temperature of the
boilers and the combined heat and power unit lighting can be adjusted depending on the
The central task was to create an integral (CHP), which are responsible for heating the sunlight, time of day or activity. A selection of
room automation system that integrates the school building, played a central role. Thanks to pre-programmed lighting scenarios, taking HCL
various communication protocols of the trades the visualization of the photovoltaic (PV) system, into account, can be set as required. This allows
into the management software. This included it is possible to monitor, optimize and clearly the atmosphere in the rooms to be adjusted in a
BACnet, SMI for controlling the blinds, DALI display both energy generation and consumption targeted manner in order to influence the mood
for the lighting, and multisensors for the in real time. of the pupils and provide optimum support for
detection of presence and measurement of lessons. 
the room temperature. In addition, CO was to In order to achieve a high level of energy
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be measured to ensure high indoor air quality. efficiency and optimize control of the indoor
Furthermore, modern lighting scenarios, in climate, a comprehensive individual room control Die zentrale Aufgabe war die Herstellung einer
particular Human Centric Lighting (HCL), system was implemented for all classrooms and integralen Raumautomation, die verschiedene
should specifically support pupils’ learning. By the assembly hall. Temperature, presence, light Kommunikationsprotokolle der Gewerke in
dynamically adjusting the light intensity and color and light intensity can be recorded in real die Management-Software integriert. Dazu
color temperature, HCL ensures that the light is time using the O3 multisensor. An additionally gehörten BACnet, SMI für die Steuerung der
optimally adapted to the respective time of day integrated CO measurement is visualized as Jalousien, DALI für die Beleuchtung sowie die
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and activity, which promotes the concentration a CO traffic light with the integrated LED light Erfassung von Präsenz und die Messung der
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and well-being of the pupils. ring of the O3 and suggests the user to open the Raumtemperatur. Zusätzlich sollte eine CO -
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10 BACnet Europe Journal 42 03/25